SQL Analyst · AVG OVER
Compare each value to its regional average — support tickets · training scenario
Compare each value to its regional average using a support ticket dataset designed to monitor level of detail and variances. You must produce the result, check it on the source data and explain what it allows you to decide in this support ticket.
SQL Essentials
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Compare each value to its regional average — support tickets · training scenario is part of the complete programme: 38 lessons, 62 verifiable exercises and 8 published guided projects.
- Complete content with explained examples
- SQL simulator and expected result
- Detailed answer, common mistakes and challenge